/*******************************************************************************
 * The MOSES project, model based software engineering of networked embedded systems.
 * 
 * Copyright (C) 2010-2013, University of Applied Sciences Wildau,
 * Telematics Research Group, http://www.tm.th-wildau.de/research-group
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see <http://www.gnu.org/licenses>.
 * 
 * Contributors:
 *     University of Applied Sciences Wildau - initial API and implementation
 * 
 * If you are interested in a commercial license please contact us via 
 * e-mail: ralf.vandenhouten@th-wildau.de.
 ******************************************************************************/
package de.thwildau.tm.moses.thrift.scoping;

import java.util.HashMap;
import java.util.Map;

import com.google.inject.Inject;
import com.google.inject.Singleton;

import de.thwildau.tm.moses.common.util.ResourcesUtil;

/**
 * Manager class for the different <code>FileResolverStrategy</code>'s. It registers available strategies and provides a lookup
 * method for registered strategies. 
 * 
 * @author Thomas Kistel
 * @version $Revision: 759 $
 */
@Singleton
class FileResolverStrategies {

    private final Map<PathResolvingType, FileResolverStrategy> strategies = new HashMap<PathResolvingType, FileResolverStrategy>();


    @Inject
    FileResolverStrategies(ResourcesUtil resources) {
        strategies.put(PathResolvingType.SINGLE_DIRECTORY, new SingleDirectoryFileResolver(resources));
        strategies.put(PathResolvingType.MULTIPLE_DIRECTORIES, null);
    }

    FileResolverStrategy strategyFor(PathResolvingType type) {
        FileResolverStrategy fileResolverStrategy = strategies.get(type);
        if (fileResolverStrategy == null)
            throw new UnsupportedOperationException("The file resolving strategy " + type + " is not supported jet.");
        return fileResolverStrategy;
    }
}
